Big Tech faces a historic legal showdown. A major trial over social media addiction has begun and could reshape the technology industry. Meta CEO Mark Zuckerberg testified before a jury for the first time over claims that social media harms young people. His testimony came more than four years after leaked internal documents suggested the company knew its platforms could…

Governor Acts After Learning of Military ExerciseCalifornia Governor Gavin Newsom ordered a temporary shutdown of part of Interstate 5 near Camp Pendleton following news of a planned Marines live-fire event. The demonstration, marking the Marine Corps’ 250th anniversary, was expected to feature artillery fire and amphibious maneuvers near the heavily traveled highway. Newsom said the proximity of live ammunition to…